WTPN31 PGTW 012100

MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//

SUBJ/TROPICAL CYCLONE WARNING//

RMKS/

1. TYPHOON 04W (MAYSAK) WARNING NR 024

   DOWNGRADED FROM SUPER TYPHOON 04W

   01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC

   MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE

   WIND RADII VALID OVER OPEN WATER ONLY

    ---

   WARNING POSITION:

   011800Z --- NEAR 12.1N 134.7E

     MOVEMENT PAST SIX HOURS - 300 DEGREES AT 10 KTS

     POSITION ACCURATE TO WITHIN 015 NM

     POSITION BASED ON EYE FIXED BY SATELLITE

   PRESENT WIND DISTRIBUTION:

   MAX SUSTAINED WINDS - 120 KT, GUSTS 145 KT

   WIND RADII VALID OVER OPEN WATER ONLY

   RADIUS OF 064 KT WINDS - 025 NM NORTHEAST QUADRANT

                            020 NM SOUTHEAST QUADRANT

                            020 NM SOUTHWEST QUADRANT

                            025 NM NORTHWEST QUADRANT

   RADIUS OF 050 KT WINDS - 060 NM NORTHEAST QUADRANT

                            040 NM SOUTHEAST QUADRANT

                            040 NM SOUTHWEST QUADRANT

                            065 NM NORTHWEST QUADRANT

   RADIUS OF 034 KT WINDS - 100 NM NORTHEAST QUADRANT

                            085 NM SOUTHEAST QUADRANT

                            085 NM SOUTHWEST QUADRANT

                            100 NM NORTHWEST QUADRANT

   REPEAT POSIT: 12.1N 134.7E

    ---

   FORECASTS:

   12 HRS, VALID AT:

   020600Z --- 13.0N 132.9E

   MAX SUSTAINED WINDS - 115 KT, GUSTS 140 KT

   WIND RADII VALID OVER OPEN WATER ONLY

   RADIUS OF 064 KT WINDS - 030 NM NORTHEAST QUADRANT

                            025 NM SOUTHEAST QUADRANT

                            025 NM SOUTHWEST QUADRANT

                            030 NM NORTHWEST QUADRANT

   RADIUS OF 050 KT WINDS - 060 NM NORTHEAST QUADRANT

                            045 NM SOUTHEAST QUADRANT

                            045 NM SOUTHWEST QUADRANT

                            065 NM NORTHWEST QUADRANT

   RADIUS OF 034 KT WINDS - 105 NM NORTHEAST QUADRANT

                            095 NM SOUTHEAST QUADRANT

                            095 NM SOUTHWEST QUADRANT

                            105 NM NORTHWEST QUADRANT

   VECTOR TO 24 HR POSIT: 295 DEG/ 09 KTS

    ---

   24 HRS, VALID AT:

   021800Z --- 13.7N 131.2E

   MAX SUSTAINED WINDS - 105 KT, GUSTS 130 KT

   WIND RADII VALID OVER OPEN WATER ONLY

   RADIUS OF 064 KT WINDS - 030 NM NORTHEAST QUADRANT

                            025 NM SOUTHEAST QUADRANT

                            025 NM SOUTHWEST QUADRANT

                            030 NM NORTHWEST QUADRANT

   RADIUS OF 050 KT WINDS - 060 NM NORTHEAST QUADRANT

                            050 NM SOUTHEAST QUADRANT

                            050 NM SOUTHWEST QUADRANT

                            065 NM NORTHWEST QUADRANT

   RADIUS OF 034 KT WINDS - 110 NM NORTHEAST QUADRANT

                            100 NM SOUTHEAST QUADRANT

                            100 NM SOUTHWEST QUADRANT

                            110 NM NORTHWEST QUADRANT

   VECTOR TO 36 HR POSIT: 290 DEG/ 10 KTS

    ---

   36 HRS, VALID AT:

   030600Z --- 14.4N 129.2E

   MAX SUSTAINED WINDS - 095 KT, GUSTS 115 KT

   WIND RADII VALID OVER OPEN WATER ONLY

   RADIUS OF 064 KT WINDS - 030 NM NORTHEAST QUADRANT

                            030 NM SOUTHEAST QUADRANT

                            030 NM SOUTHWEST QUADRANT

                            030 NM NORTHWEST QUADRANT

   RADIUS OF 050 KT WINDS - 060 NM NORTHEAST QUADRANT

                            045 NM SOUTHEAST QUADRANT

                            045 NM SOUTHWEST QUADRANT

                            060 NM NORTHWEST QUADRANT

   RADIUS OF 034 KT WINDS - 115 NM NORTHEAST QUADRANT

                            105 NM SOUTHEAST QUADRANT

                            105 NM SOUTHWEST QUADRANT

                            115 NM NORTHWEST QUADRANT

   VECTOR TO 48 HR POSIT: 285 DEG/ 11 KTS

    ---

   EXTENDED OUTLOOK:

   48 HRS, VALID AT:

   031800Z --- 15.0N 127.0E

   MAX SUSTAINED WINDS - 085 KT, GUSTS 105 KT

   WIND RADII VALID OVER OPEN WATER ONLY

   RADIUS OF 064 KT WINDS - 020 NM NORTHEAST QUADRANT

                            015 NM SOUTHEAST QUADRANT

                            015 NM SOUTHWEST QUADRANT

                            020 NM NORTHWEST QUADRANT

   RADIUS OF 050 KT WINDS - 055 NM NORTHEAST QUADRANT

                            050 NM SOUTHEAST QUADRANT

                            050 NM SOUTHWEST QUADRANT

                            055 NM NORTHWEST QUADRANT

   RADIUS OF 034 KT WINDS - 110 NM NORTHEAST QUADRANT

                            100 NM SOUTHEAST QUADRANT

                            100 NM SOUTHWEST QUADRANT

                            110 NM NORTHWEST QUADRANT

   VECTOR TO 72 HR POSIT: 285 DEG/ 12 KTS

    ---

   72 HRS, VALID AT:

   041800Z --- 16.3N 122.4E

   MAX SUSTAINED WINDS - 065 KT, GUSTS 080 KT

   WIND RADII VALID OVER OPEN WATER ONLY

   RADIUS OF 050 KT WINDS - 040 NM NORTHEAST QUADRANT

                            035 NM SOUTHEAST QUADRANT

                            035 NM SOUTHWEST QUADRANT

                            040 NM NORTHWEST QUADRANT

   RADIUS OF 034 KT WINDS - 100 NM NORTHEAST QUADRANT

                            090 NM SOUTHEAST QUADRANT

                            090 NM SOUTHWEST QUADRANT

                            100 NM NORTHWEST QUADRANT

   VECTOR TO 96 HR POSIT: 300 DEG/ 10 KTS

    ---

   LONG RANGE OUTLOOK:

    ---

   96 HRS, VALID AT:

   051800Z --- 18.1N 118.7E

   MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT

   WIND RADII VALID OVER OPEN WATER ONLY

   VECTOR TO 120 HR POSIT: 295 DEG/ 08 KTS

    ---

   120 HRS, VALID AT:

   061800Z --- 19.5N 115.7E

   MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT

   WIND RADII VALID OVER OPEN WATER ONLY

    ---

REMARKS:

012100Z POSITION NEAR 12.3N 134.2E.

TYPHOON 04W (MAYSAK), LOCATED APPROXIMATELY 814 NM EAST OF

MANILA, PHILIPPINES, HAS TRACKED WEST-NORTHWESTWARD AT 10 KNOTS

OVER THE PAST SIX HOURS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 011800Z

IS 42 FEET. NEXT WARNINGS AT 020300Z, 020900Z, 021500Z AND 022100Z.//